577 lines
17 KiB
C++
577 lines
17 KiB
C++
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/****************************************************************
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* @doc SHROOM EXTERNAL API
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*
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* A Legsdin added autodoc headers for IITBuildCollect Interface
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*
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****************************************************************/
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// ftuMain.CPP: Implementation of CITIndexBuild
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#include <mvopsys.h>
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#ifdef _DEBUG
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static char s_aszModule[] = __FILE__; /* For error report */
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#endif
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#include <windows.h>
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#ifdef IA64
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#include <itdfguid.h>
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#endif
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#include <iterror.h>
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#include <itpropl.h>
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#include <ccfiles.h>
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#include <atlinc.h>
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#include <itwbrk.h>
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#include <itwbrkid.h>
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#include <mvsearch.h>
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#include <_mvutil.h>
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#include <msitstg.h>
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#include <orkin.h>
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#include "..\svWrdSnk.h"
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#include "ftuMain.h"
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#define ULMAXTOKENSIZE 1024
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#define OCCF_DEFAULT OCCF_TOPICID | OCCF_FIELDID | OCCF_COUNT
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HRESULT __stdcall FillText(TEXT_SOURCE * pTextSource)
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{
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return E_FAIL;//WBREAK_E_END_OF_TEXT;
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}
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CITIndexBuild::CITIndexBuild()
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{
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m_fInitialized = FALSE;
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m_fIsDirty = FALSE;
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m_piWordSink = NULL;
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m_piwb = NULL;
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m_piwbConfig = NULL;
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m_lpipb = NULL;
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m_dwUID = m_dwVFLD = m_dwDType = m_dwWordCount = m_dwCodePage = 0;
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m_lpbfText = NULL;
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m_dwOccFlags = OCCF_DEFAULT;
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}
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CITIndexBuild::~CITIndexBuild()
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{
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(void)Close();
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}
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/************************************************************************
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* @method STDMETHODIMP | IITBuildCollect | GetTypeString |
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* Returns a prefix to use when the storage or stream object is created.
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*
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* @parm LPWSTR | pPrefix | Pointer to a buffer in which to copy the prefix
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* @parm DWORD | *pLen | Length of the buffer
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*
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* @rvalue S_OK | The operation completed successfully
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*
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*
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* @comm If you are creating a new build object, you need to decide on a
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* unique prefix to identify that object. Word wheels use $WW, for example.
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*
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************************************************************************/
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STDMETHODIMP CITIndexBuild::GetTypeString(LPWSTR pPrefix, DWORD *pLen)
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{
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DWORD dwLen = (DWORD) WSTRLEN (SZ_GP_STORAGE) + 1;
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if (NULL == pPrefix)
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{
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*pLen = dwLen;
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return S_OK;
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}
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if (pLen && *pLen < dwLen)
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{
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*pLen = dwLen;
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return S_OK;
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}
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if (pLen)
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*pLen = dwLen;
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WSTRCPY (pPrefix, SZ_FI_STREAM);
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return S_OK;
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} /* GetTypeString */
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/****************************************************************
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* @method STDMETHODIMP | IITBuildCollect | SetConfigInfo |
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* Passes initialization parameters to a build object.
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*
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* @parm IITDatabase | *piitdb | Pointer to database
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* @parm VARARG | vaParams | Configuration parameters
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*
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* @rvalue S_OK | The operation completed successfully.
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* @comm Call this method before calling InitHelperInstance.
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*
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****************************************************************/
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// This must be called before InitHelperInstance!
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STDMETHODIMP CITIndexBuild::SetConfigInfo
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(IITDatabase *piitdb, VARARG vaParams)
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{
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if(vaParams.dwArgc)
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{
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m_dwOccFlags = 0;
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// Work through params backwards
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// If we add more params we may need to scan forward
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for (int loop = vaParams.dwArgc; loop; --loop)
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{
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LPWSTR pwstr = (LPWSTR)vaParams.Argv[loop - 1];
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if(!WSTRICMP(pwstr, L"OCC_VFLD"))
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m_dwOccFlags |= OCCF_FIELDID;
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else if(!WSTRICMP(pwstr, L"OCC_UID"))
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m_dwOccFlags |= OCCF_TOPICID;
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else if(!WSTRICMP(pwstr, L"OCC_COUNT"))
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m_dwOccFlags |= OCCF_COUNT;
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else if(!WSTRICMP(pwstr, L"OCC_LENGTH"))
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m_dwOccFlags |= OCCF_LENGTH;
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else if(!WSTRICMP(pwstr, L"OCC_OFFSET"))
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m_dwOccFlags |= OCCF_OFFSET;
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else if(!WSTRICMP(pwstr, L"OCC_NONE"))
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{
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m_dwOccFlags = 0;
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break;
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}
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}
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}
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return S_OK;
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} /* SetConfigInfo */
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/********************************************************************
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* @method HRESULT WINAPI | IITBuildCollect | InitHelperInstance |
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* Allows you to configure a helper object used by a
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* build object (such as sort objects for a word wheel, or breaker
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* objects for a full-text index).
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*
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* @parm DWORD | dwHelperObjInstance | Helper object instance ID.
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* @parm IITDatabase | *pITDatabase | Pointer to database.
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* @parm DWORD | dwCodePage | Code page identifier.
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* @parm LCID | lcid | Locale identifier.
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* @parm VARARG | vaDword | Flags you want to use to configure the object.
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* @parm VARARG | vaString | String parameters you want to use to
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* configure the object.
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*
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* @rvalue E_FAIL | The object is already initialized or file create failed
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*
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********************************************************************/
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STDMETHODIMP CITIndexBuild::InitHelperInstance(
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DWORD dwHelperObjInstance,
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IITDatabase *pITDatabase, DWORD dwCodePage,
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LCID lcid, VARARG vaDword, VARARG vaString
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)
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{
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if (TRUE == m_fInitialized)
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return SetErrReturn(E_ALREADYINIT);
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HRESULT hr = S_OK;
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BOOL fLicense;
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IPersistStreamInit *piipstm;
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m_dwCodePage = dwCodePage;
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// Open nested indexer
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INDEXINFO IndexInfo;
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IndexInfo.dwMemSize = 0x100000;
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IndexInfo.Occf = m_dwOccFlags;
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IndexInfo.Idxf = 0;
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IndexInfo.dwBlockSize = 0; // Use default
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IndexInfo.dwBreakerInstID = dwHelperObjInstance;
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IndexInfo.dwCodePageID = dwCodePage;
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IndexInfo.lcid = lcid;
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if (NULL == (m_lpipb = MVIndexInitiate(&IndexInfo, &hr)))
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SetErrCode(&hr, E_FAIL);
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// Set up the helper (breaker)
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if (SUCCEEDED(hr))
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{
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// Get the Breaker
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hr = pITDatabase->GetObject
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(dwHelperObjInstance, IID_IWordBreaker, (void **)&m_piwb);
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}
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// Config the breaker if it is supported
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if (SUCCEEDED(hr) &&
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SUCCEEDED(hr = m_piwb->Init(FALSE, ULMAXTOKENSIZE, &fLicense)))
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{
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if (SUCCEEDED(pITDatabase->GetObject (dwHelperObjInstance,
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IID_IWordBreakerConfig, (void **)&m_piwbConfig)))
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{
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// We don't really care if these fail
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hr = m_piwbConfig->SetLocaleInfo(dwCodePage, lcid);
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hr = m_piwbConfig->SetBreakWordType(IITWBC_BREAKTYPE_TEXT);
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if (vaDword.dwArgc >= 1)
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{
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hr = m_piwbConfig->SetControlInfo(*(LPDWORD)vaDword.Argv, 0);
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}
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IFSStorage *pifsstg = NULL;
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IStream *piistm;
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if (vaString.dwArgc)
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{ // Create ITSS stuff
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hr = CoCreateInstance(CLSID_IFSStorage, NULL,
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CLSCTX_INPROC_SERVER, IID_IFSStorage, (VOID **)&pifsstg);
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ITASSERT(SUCCEEDED(hr));
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}
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if(vaString.dwArgc >= 1 && *(LPWSTR)vaString.Argv[0])
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{
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if(SUCCEEDED(pifsstg->FSOpenStream((LPWSTR)vaString.Argv[0],
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STGM_SHARE_DENY_WRITE | STGM_READWRITE, &piistm)))
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{
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hr = m_piwbConfig->LoadExternalBreakerData
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(piistm, IITWBC_EXTDATA_CHARTABLE);
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piistm->Release();
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}
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}
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if (vaString.dwArgc >= 2 && *(LPWSTR)vaString.Argv[1])
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{
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if (SUCCEEDED(pifsstg->FSOpenStream((LPWSTR)vaString.Argv[1],
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STGM_SHARE_DENY_WRITE | STGM_READWRITE, &piistm)))
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{
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hr = m_piwbConfig->LoadExternalBreakerData
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(piistm, IITWBC_EXTDATA_STOPWORDLIST);
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piistm->Release();
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}
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}
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if (vaString.dwArgc >= 3 && *(LPWSTR)vaString.Argv[2])
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{
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// Get the CLSID and instantiate the stemmer
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CLSID clsid;
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IStemmer *pStemmer;
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hr = CLSIDFromProgID((LPWSTR)vaString.Argv[2], &clsid);
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if(SUCCEEDED(hr))
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hr = CoCreateInstance(clsid, NULL, CLSCTX_INPROC_SERVER,
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IID_IStemmer, (VOID **)&pStemmer);
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if (SUCCEEDED(hr))
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{
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if(SUCCEEDED(hr = pStemmer->QueryInterface
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(IID_IPersistStreamInit, (void **)&piipstm)))
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{
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piipstm->InitNew();
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piipstm->Release();
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}
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(void)pStemmer->Init(ULMAXTOKENSIZE, &fLicense);
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// Check for IStemmerConfig interface
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IStemmerConfig *pistemConfig;
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hr = pStemmer->QueryInterface
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(IID_IStemmerConfig, (void **)&pistemConfig);
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if (SUCCEEDED(hr))
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{
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hr = pistemConfig->SetLocaleInfo(dwCodePage, lcid);
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pistemConfig->Release();
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}
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hr = m_piwbConfig->SetWordStemmer(clsid, pStemmer);
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pStemmer->Release();
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}
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}
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if (pifsstg)
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pifsstg->Release();
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hr = S_OK;
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}
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}
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if(SUCCEEDED(hr) &&
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SUCCEEDED(hr = CoCreateInstance(CLSID_IITWordSink, NULL,
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CLSCTX_INPROC_SERVER, IID_IWordSink, (LPVOID *)&m_piWordSink)) &&
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SUCCEEDED(hr =
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((CDefWordSink *)m_piWordSink)->SetLocaleInfo(dwCodePage, lcid))
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&& SUCCEEDED(hr = ((CDefWordSink *)m_piWordSink)->SetIPB(m_lpipb)))
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{
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m_fInitialized = TRUE;
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}
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return hr;
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} /* InitHelperInstance */
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/****************************************************************
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* @method STDMETHODIMP | IITBuildCollect | SetEntry |
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* Sets properties for a build object.
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*
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*
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* @parm LPCWSTR | szDest | Property destination
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* @parm IITPropList | *pPropList | Pointer to property list
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*
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* @comm Like CSvDoc::AddObjectEntry, this method is called
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* several times for all the properties that you need to set.
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****************************************************************/
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STDMETHODIMP CITIndexBuild::SetEntry(LPCWSTR szDest, IITPropList *pPropList)
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{
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if (FALSE == m_fInitialized)
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return SetErrReturn(E_NOTINIT);
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m_fIsDirty = TRUE;
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CProperty cProp;
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HRESULT hr;
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LPWSTR pwstrIndexText;
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BOOL fTerm = FALSE;
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if(SUCCEEDED(hr = pPropList->Get(STDPROP_INDEX_BREAK, cProp)))
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{
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SendTextToBreaker();
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return S_OK;
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}
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// Check for REQUIRED text (can be either INDEX_TEXT or INDEX_TERM)
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if(FAILED(hr = pPropList->Get(STDPROP_INDEX_TEXT, cProp)))
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{
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if(SUCCEEDED(hr = pPropList->Get(STDPROP_INDEX_TERM, cProp)))
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fTerm = TRUE;
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}
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if(SUCCEEDED(hr))
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pwstrIndexText = (LPWSTR)cProp.lpszwData;
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// Check for REQUIRED UID
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if (SUCCEEDED(hr) &&
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SUCCEEDED(hr = pPropList->Get(STDPROP_UID, cProp)) &&
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m_dwUID != cProp.dwValue)
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{
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SendTextToBreaker();
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m_dwUID = cProp.dwValue;
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m_dwWordCount = 0;
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}
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// Check for OPTIONAL VFLD
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if (SUCCEEDED(hr) &&
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SUCCEEDED(pPropList->Get(STDPROP_INDEX_VFLD, cProp)) &&
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m_dwVFLD != cProp.dwValue)
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{
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SendTextToBreaker();
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m_dwVFLD = cProp.dwValue;
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}
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// Check for OPTIONAL DTYPE
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if (SUCCEEDED(hr) && m_piwbConfig &&
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SUCCEEDED(pPropList->Get(STDPROP_INDEX_DTYPE, cProp))
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&& m_dwDType != cProp.dwValue)
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{
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SendTextToBreaker();
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hr = m_piwbConfig->SetBreakWordType(cProp.dwValue);
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}
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DWORD cchText;
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if (SUCCEEDED(pPropList->Get(STDPROP_INDEX_LENGTH, cProp)))
|
||
|
|
cchText = (WORD)cProp.dwValue;
|
||
|
|
else
|
||
|
|
cchText = (DWORD) WSTRLEN(pwstrIndexText);
|
||
|
|
|
||
|
|
if (SUCCEEDED(hr))
|
||
|
|
{
|
||
|
|
if (fTerm)
|
||
|
|
{
|
||
|
|
// Get actual index term length
|
||
|
|
|
||
|
|
// Fill-ou occurrence info
|
||
|
|
OCC occ;
|
||
|
|
occ.dwFieldId = m_dwVFLD;
|
||
|
|
occ.dwTopicID = m_dwUID;
|
||
|
|
occ.dwCount = m_dwWordCount++;
|
||
|
|
// Is there a diffrerent highlite length?
|
||
|
|
if (SUCCEEDED(pPropList->Get(STDPROP_INDEX_TERM_RAW_LENGTH, cProp)))
|
||
|
|
occ.wWordLen = (WORD)cProp.dwValue;
|
||
|
|
else
|
||
|
|
occ.wWordLen = (WORD)cchText;
|
||
|
|
|
||
|
|
if (cchText > 255)
|
||
|
|
return SetErrReturn(E_UNEXPECTED);
|
||
|
|
|
||
|
|
char strTerm[256 + sizeof(WORD)];
|
||
|
|
if(!WideCharToMultiByte(m_dwCodePage, 0, pwstrIndexText, cchText,
|
||
|
|
strTerm + sizeof(WORD), 255, NULL, NULL))
|
||
|
|
{
|
||
|
|
// The conversion failed! -- very bad
|
||
|
|
return SetErrReturn(E_UNEXPECTED);
|
||
|
|
}
|
||
|
|
*(LPWORD)strTerm = (SHORT)cchText;
|
||
|
|
hr = MVIndexAddWord(m_lpipb, (LPB)strTerm, &occ);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// Accumulate text until we need to send it along
|
||
|
|
if (!DynBufferAppend (m_lpbfText,
|
||
|
|
(LPBYTE)pwstrIndexText, cchText * sizeof (WCHAR)))
|
||
|
|
SetErr(&hr, E_OUTOFMEMORY);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return hr;
|
||
|
|
} /* SetEntry */
|
||
|
|
|
||
|
|
|
||
|
|
STDMETHODIMP CITIndexBuild::SendTextToBreaker(void)
|
||
|
|
{
|
||
|
|
HRESULT hr;
|
||
|
|
|
||
|
|
// TODO: Call these only for our own word sink
|
||
|
|
hr = ((CDefWordSink *)m_piWordSink)->SetDocID(m_dwUID);
|
||
|
|
hr = ((CDefWordSink *)m_piWordSink)->SetVFLD(m_dwVFLD);
|
||
|
|
|
||
|
|
// TODO: We can set TYPE here, so we can use the same breaker instance for
|
||
|
|
// multiple FTI and they will not interfere with each other. This would be
|
||
|
|
// different than current behavior, however, so I have left it out for now.
|
||
|
|
|
||
|
|
TEXT_SOURCE tsText;
|
||
|
|
tsText.pfnFillTextBuffer = FillText;
|
||
|
|
tsText.awcBuffer = (LPWSTR)DynBufferPtr(m_lpbfText);
|
||
|
|
tsText.iEnd = DynBufferLen(m_lpbfText) / sizeof (WCHAR);
|
||
|
|
tsText.iCur = 0;
|
||
|
|
|
||
|
|
hr = m_piwb->BreakText(&tsText, m_piWordSink, NULL);
|
||
|
|
|
||
|
|
DynBufferReset(m_lpbfText);
|
||
|
|
return hr;
|
||
|
|
} /* SendTextToBreaker */
|
||
|
|
|
||
|
|
/*****************************************************************
|
||
|
|
* @method STDMETHODIMP | IITBuildCollect | Close |
|
||
|
|
* Closes the build object and frees memory.
|
||
|
|
*
|
||
|
|
* @Rvalue E_NOTINIT | Object has not been initialized.
|
||
|
|
* @comm Calling this method is optional, but the build object must
|
||
|
|
* implement it. Any object that implements IITBuildCollect interface
|
||
|
|
* must support the Close method.
|
||
|
|
*
|
||
|
|
****************************************************************/
|
||
|
|
STDMETHODIMP CITIndexBuild::Close(void)
|
||
|
|
{
|
||
|
|
if (FALSE == m_fInitialized)
|
||
|
|
return SetErrReturn(E_NOTINIT);
|
||
|
|
|
||
|
|
if(m_piwb)
|
||
|
|
m_piwb->Release();
|
||
|
|
if(m_piWordSink)
|
||
|
|
m_piWordSink->Release();
|
||
|
|
if(m_piwbConfig)
|
||
|
|
m_piwbConfig->Release();
|
||
|
|
if(m_piwbConfig)
|
||
|
|
m_piwbConfig = NULL;
|
||
|
|
|
||
|
|
if (m_lpipb)
|
||
|
|
MVIndexDispose(m_lpipb);
|
||
|
|
|
||
|
|
m_fInitialized = FALSE;
|
||
|
|
m_fIsDirty = FALSE;
|
||
|
|
|
||
|
|
m_piWordSink = NULL;
|
||
|
|
m_piwb = NULL;
|
||
|
|
m_piwbConfig = NULL;
|
||
|
|
m_lpipb = NULL;
|
||
|
|
|
||
|
|
m_dwUID = m_dwVFLD = m_dwDType = m_dwWordCount = m_dwCodePage = 0;
|
||
|
|
|
||
|
|
if (m_lpbfText)
|
||
|
|
{
|
||
|
|
DynBufferFree (m_lpbfText);
|
||
|
|
m_lpbfText = NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Reset the occurrence flags to the default
|
||
|
|
m_dwOccFlags = OCCF_DEFAULT;
|
||
|
|
|
||
|
|
return S_OK;
|
||
|
|
} /* Close */
|
||
|
|
|
||
|
|
STDMETHODIMP CITIndexBuild::InitNew(void)
|
||
|
|
{
|
||
|
|
if(NULL == (m_lpbfText = DynBufferAlloc (0x4000)))
|
||
|
|
return SetErrReturn(E_OUTOFMEMORY);
|
||
|
|
|
||
|
|
return S_OK;
|
||
|
|
} /* IPersistStreamInit::InitNew */
|
||
|
|
|
||
|
|
|
||
|
|
STDMETHODIMP CITIndexBuild::GetClassID(CLSID *pClsID)
|
||
|
|
{
|
||
|
|
if (NULL == pClsID
|
||
|
|
|| IsBadWritePtr(pClsID, sizeof(CLSID)))
|
||
|
|
return SetErrReturn(E_INVALIDARG);
|
||
|
|
|
||
|
|
*pClsID = CLSID_IITIndexBuild;
|
||
|
|
return S_OK;
|
||
|
|
} /* GetClassID */
|
||
|
|
|
||
|
|
|
||
|
|
inline STDMETHODIMP CITIndexBuild::IsDirty(void)
|
||
|
|
{
|
||
|
|
return m_fIsDirty ? S_OK : S_FALSE;
|
||
|
|
} /* IsDirty */
|
||
|
|
|
||
|
|
|
||
|
|
STDMETHODIMP CITIndexBuild::Load(IStream *piistm)
|
||
|
|
{
|
||
|
|
return SetErrReturn(E_NOTIMPL);
|
||
|
|
} /* IPersistStreamInit::Load */
|
||
|
|
|
||
|
|
|
||
|
|
STDMETHODIMP CITIndexBuild::Save(IStream *piistm, BOOL fClearDirty)
|
||
|
|
{
|
||
|
|
if (FALSE == m_fInitialized)
|
||
|
|
return SetErrReturn(E_NOTINIT);
|
||
|
|
|
||
|
|
SendTextToBreaker();
|
||
|
|
|
||
|
|
HRESULT hr;
|
||
|
|
HFPB hfpbSave = FpbFromHf(piistm, &hr);
|
||
|
|
|
||
|
|
if (SUCCEEDED(hr))
|
||
|
|
{
|
||
|
|
hr = MVIndexBuild (0, m_lpipb, hfpbSave, NULL);
|
||
|
|
MVIndexDispose (m_lpipb);
|
||
|
|
m_lpipb = NULL;
|
||
|
|
|
||
|
|
if (fClearDirty)
|
||
|
|
m_fIsDirty = FALSE;
|
||
|
|
|
||
|
|
FreeHfpb(hfpbSave);
|
||
|
|
}
|
||
|
|
|
||
|
|
return hr;
|
||
|
|
} /* IPersistStreamInit::Save */
|
||
|
|
|
||
|
|
|
||
|
|
STDMETHODIMP CITIndexBuild::GetSizeMax(ULARGE_INTEGER *pcbSize)
|
||
|
|
{
|
||
|
|
return SetErrReturn(E_NOTIMPL);
|
||
|
|
} /* GetSizeMax */
|
||
|
|
|
||
|
|
|
||
|
|
// ********************* IPersisFile Methods *********************
|
||
|
|
STDMETHODIMP CITIndexBuild::Load(LPCWSTR pszFileName, DWORD dwMode)
|
||
|
|
{
|
||
|
|
return SetErrReturn(E_NOTIMPL);
|
||
|
|
} /* IPersistFile::Load */
|
||
|
|
|
||
|
|
|
||
|
|
STDMETHODIMP CITIndexBuild::Save(LPCWSTR pszFileName, BOOL fRemember)
|
||
|
|
{
|
||
|
|
return SetErrReturn(E_NOTIMPL);
|
||
|
|
} /* IPersistFile::Save */
|
||
|
|
|
||
|
|
|
||
|
|
STDMETHODIMP CITIndexBuild::SaveCompleted(LPCWSTR pszFileName)
|
||
|
|
{
|
||
|
|
return SetErrReturn(E_NOTIMPL);
|
||
|
|
} /* IPersistFile::SaveCompleted */
|
||
|
|
|
||
|
|
|
||
|
|
STDMETHODIMP CITIndexBuild::GetCurFile(LPWSTR *ppszFileName)
|
||
|
|
{
|
||
|
|
return SetErrReturn(E_NOTIMPL);
|
||
|
|
} /* IPersistFile::GetCurFile */
|